<?php

/**
 * This is the model class for table "product".
 *
 * The followings are the available columns in table 'product':
 * @property integer $id
 * @property string $product_name
 * @property integer $cost
 * @property integer $cost_sale
 * @property string $image_link
 * @property integer $category_id
 * @property integer $product_sale
 * @property integer $product_new
 * @property string $content
 * @property string $description
 * @property string $created
 * @property string $modified
 */
class Product extends CActiveRecord
{
	/**
	 * @return string the associated database table name
	 */
	public function tableName()
	{
		return 'product';
	}

	/**
	 * @return array validation rules for model attributes.
	 */
	public function rules()
	{
		// NOTE: you should only define rules for those attributes that
		// will receive user inputs.
		return array(
			array('product_name, category_id', 'required'),
			array('cost, cost_sale, category_id, product_sale, product_new', 'numerical', 'integerOnly'=>true),
			array('product_name', 'length', 'max'=>255),
			array('content, description, created, modified', 'safe'),
			array('image_link','file',
				'types'=>'jpg,gif,png',
				'maxSize'=> 1024 * 1024 * 10,
				'tooLarge'=>'Anh tai len lon hon 10M, tai lai anh khac nhanh khong thi bao.',
				'allowEmpty'=>true,
				'on'=>'insert,update',
			),
			// The following rule is used by search().
			// @todo Please remove those attributes that should not be searched.
			array('id, product_name, cost, cost_sale, image_link, category_id, product_sale, product_new, content, description, created, modified', 'safe', 'on'=>'search'),
		);
	}

	/**
	 * @return array relational rules.
	 */
	public function relations()
	{
		// NOTE: you may need to adjust the relation name and the related
		// class name for the relations automatically generated below.
		return array(
		);
	}

	/**
	 * @return array customized attribute labels (name=>label)
	 */
	public function attributeLabels()
	{
		return array(
			'id' => 'ID',
			'product_name' => 'Product Name',
			'cost' => 'Cost',
			'cost_sale' => 'Cost Sale',
			'image_link' => 'Image Link',
			'category_id' => 'Category',
			'product_sale' => 'Product Sale',
			'product_new' => 'Product New',
			'content' => 'Content',
			'description' => 'Description',
			'created' => 'Created',
			'modified' => 'Modified',
		);
	}

	/**
	 * Retrieves a list of models based on the current search/filter conditions.
	 *
	 * Typical usecase:
	 * - Initialize the model fields with values from filter form.
	 * - Execute this method to get CActiveDataProvider instance which will filter
	 * models according to data in model fields.
	 * - Pass data provider to CGridView, CListView or any similar widget.
	 *
	 * @return CActiveDataProvider the data provider that can return the models
	 * based on the search/filter conditions.
	 */
	public function search()
	{
		// @todo Please modify the following code to remove attributes that should not be searched.

		$criteria=new CDbCriteria;

		$criteria->compare('id',$this->id);
		$criteria->compare('product_name',$this->product_name,true);
		$criteria->compare('cost',$this->cost);
		$criteria->compare('cost_sale',$this->cost_sale);
		$criteria->compare('image_link',$this->image_link,true);
		$criteria->compare('category_id',$this->category_id);
		$criteria->compare('product_sale',$this->product_sale);
		$criteria->compare('product_new',$this->product_new);
		$criteria->compare('content',$this->content,true);
		$criteria->compare('description',$this->description,true);
		$criteria->compare('created',$this->created,true);
		$criteria->compare('modified',$this->modified,true);

		return new CActiveDataProvider($this, array(
			'criteria'=>$criteria,
			'sort'=>array(
				'defaultOrder'=>'id DESC',
			),
		));
	}

	/**
	 * Returns the static model of the specified AR class.
	 * Please note that you should have this exact method in all your CActiveRecord descendants!
	 * @param string $className active record class name.
	 * @return Product the static model class
	 */
	public static function model($className=__CLASS__)
	{
		return parent::model($className);
	}

	public function behaviors()
	{
		return array('CTimestampBehavior' => array(
				'class' => 'zii.behaviors.CTimestampBehavior',
				'createAttribute' => 'created',
				'updateAttribute' => 'modified',
				'setUpdateOnCreate' => 'true',
			),
		);
	}
	/**
	* @param $limit
	* @return random sản phẩm, view hiển thị trong phần sản phầm nổi bật trên trang home.php
	*/
	function getProductFeatured($limit = null)
	{
		$options['select'] = 'id, product_name, image_link';
		$options['order'] = 'rand()';
		$options['limit'] = $limit;

		$data = Product::model()->findAll($options);
		return $data;
	}
}
